package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.entity.Setmeal;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/**
 * 菜品管理
 */
@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品管理")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 新增菜品和口味
     *
     * @param dishDTO
     * @return
     */
    @PostMapping
    @ApiOperation(value = "新增菜品和口味")
    public Result addDishWithFlavors(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品和口味{}", dishDTO);
        cleanCache("dish_"+dishDTO.getId());
        dishService.addDishWithFlavor(dishDTO);
        return Result.success();
    }

    /**
     * 分页查询菜品
     *
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation(value = "分页查询菜品")
    public Result<PageResult> dishPage(DishPageQueryDTO dishPageQueryDTO) {
        log.info("分页查询菜品:{}", dishPageQueryDTO);
        PageResult pageResult = dishService.dishPage(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation(value = "批量删除菜品")
    public Result dishDelete(@RequestParam List<Long> ids) {
        log.info("批量删除菜品{}", ids);
        //清理所有缓存
        cleanCache("dish_*");
        dishService.deleteByIds(ids);
        return Result.success();
    }

    /**
     * 根据id查询菜品
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品{}:", id);
        DishVO dishVO = dishService.getById(id);
        return Result.success(dishVO);
    }

    /**
     *修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品{}:", dishDTO);
        //清理所有缓存
        cleanCache("dish_*");
        dishService.update(dishDTO);
        return Result.success();
    }

    /**
     * 修改菜品状态
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("修改菜品状态")
    public Result updateStatus(@PathVariable Integer status, Long id) {
        log.info("修改菜品状态");
        dishService.updateStatus(status, id);
        return Result.success();
    }


    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        log.info("根据分类id查询菜品:{}",categoryId);
        List<Dish> list = dishService.getByCategoryId(categoryId);
        return Result.success(list);
    }

    /**
     * 清理缓存
     * @param key
     */
    private void cleanCache(String key){
        Set keys = redisTemplate.keys(key);
        redisTemplate.delete(keys);
    }

}
